package com.example.logic.chapter4.demo2;

/**
 * @Date 2023-05-02
 * @Author Jonathan
 */
public class Client {
    public static void main(String[] args) {
        Child c = new Child();
        Base b = c;
        System.out.println(b.s);
        System.out.println(b.m);
        //b.s
    }
}
